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authorDominik Brodowski <linux@dominikbrodowski.net>2010-02-17 18:00:07 +0100
committerDominik Brodowski <linux@dominikbrodowski.net>2010-02-17 18:00:07 +0100
commit7ab24855482fbc47712de46c05726d59cd0748e2 (patch)
tree0a2dfc014cd620eb6f9bdbc46ee58d63618a42ea /drivers/pcmcia/rsrc_nonstatic.c
parent44961a03adbf16d872f0b83ec848d0759516d33f (diff)
downloadlinux-0-day-7ab24855482fbc47712de46c05726d59cd0748e2.tar.gz
linux-0-day-7ab24855482fbc47712de46c05726d59cd0748e2.tar.xz
pcmcia: add locking to pcmcia_{read,write}_cis_mem
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
Diffstat (limited to 'drivers/pcmcia/rsrc_nonstatic.c')
-rw-r--r--drivers/pcmcia/rsrc_nonstatic.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/pcmcia/rsrc_nonstatic.c b/drivers/pcmcia/rsrc_nonstatic.c
index c13424f7b479c..19cecb5397597 100644
--- a/drivers/pcmcia/rsrc_nonstatic.c
+++ b/drivers/pcmcia/rsrc_nonstatic.c
@@ -273,6 +273,11 @@ static int readable(struct pcmcia_socket *s, struct resource *res,
{
int ret = -EINVAL;
+ if (s->fake_cis) {
+ dev_dbg(&s->dev, "fake CIS is being used: can't validate mem\n");
+ return 0;
+ }
+
s->cis_mem.res = res;
s->cis_virt = ioremap(res->start, s->map_size);
if (s->cis_virt) {